Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r144-tall-171631143700214.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is Diffusion2D-PT-D50N050, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r144-tall-171631143700214
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 7.7M
-rw-r--r-- 1 mcc users 7.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K Apr 11 14:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 63K Apr 11 14:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Apr 11 14:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Apr 11 14:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 7.3M May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1716405672214

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Diffusion2D-PT-D50N050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 19:21:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-05-22 19:21:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 19:21:14] [INFO ] Load time of PNML (sax parser for PT used): 648 ms
[2024-05-22 19:21:14] [INFO ] Transformed 2500 places.
[2024-05-22 19:21:14] [INFO ] Transformed 19404 transitions.
[2024-05-22 19:21:14] [INFO ] Parsed PT model containing 2500 places and 19404 transitions and 38808 arcs in 803 ms.
Discarding 16904 transitions out of 19404. Remains 2500
Built sparse matrix representations for Structural reductions in 14 ms.86656KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Drop transitions (Redundant composition of simpler transitions.) removed 12054 transitions
Redundant transition composition rules discarded 12054 transitions
Iterating global reduction 0 with 12054 rules applied. Total rules applied 12054 place count 2500 transition count 7350
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 12054 rules in 372 ms. Remains 2500 /2500 variables (removed 0) and now considering 7350/19404 (removed 12054) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 386 ms. Remains : 2500/2500 places, 7350/19404 transitions.
Random walk for 1250034 steps, including 0 resets, run took 552 ms (no deadlock found). (steps per millisecond=2264 )
Random directed walk for 1250041 steps, including 0 resets, run took 844 ms (no deadlock found). (steps per millisecond=1481 )
// Phase 1: matrix 7350 rows 2500 cols
[2024-05-22 19:21:16] [INFO ] Computed 1 invariants in 184 ms
[2024-05-22 19:21:17] [INFO ] [Real]Absence check using 1 positive place invariants in 27 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19404 edges and 2500 vertex of which 2500 / 2500 are part of one of the 1 SCC in 14 ms
Free SCC test removed 2499 places
Ensure Unique test removed 19403 transitions
Reduce isomorphic transitions removed 19403 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 0 transition count 1
Applied a total of 2 rules in 58 ms. Remains 0 /2500 variables (removed 2500) and now considering 1/19404 (removed 19403) transitions.
[2024-05-22 19:21:17] [INFO ] Computed 0 invariants in 0 ms
[2024-05-22 19:21:17] [INFO ] Implicit Places using invariants in 11 ms returned []
[2024-05-22 19:21:17] [INFO ] Invariant cache hit.
[2024-05-22 19:21:17] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 2ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/2500 places, 1/19404 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 103 ms. Remains : 0/2500 places, 1/19404 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19404 edges and 2500 vertex of which 2500 / 2500 are part of one of the 1 SCC in 7 ms
Free SCC test removed 2499 places
Ensure Unique test removed 19403 transitions
Reduce isomorphic transitions removed 19403 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 0 transition count 1
Applied a total of 2 rules in 35 ms. Remains 0 /2500 variables (removed 2500) and now considering 1/19404 (removed 19403) transitions.
[2024-05-22 19:21:17] [INFO ] Invariant cache hit.
[2024-05-22 19:21:17] [INFO ] Implicit Places using invariants in 7 ms returned []
[2024-05-22 19:21:17] [INFO ] Invariant cache hit.
[2024-05-22 19:21:17] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/2500 places, 1/19404 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 116 ms. Remains : 0/2500 places, 1/19404 transitions.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Total runtime 4350 ms.
ITS solved all properties within timeout

BK_STOP 1716405677766

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Diffusion2D-PT-D50N050"
export BK_EXAMINATION="Liveness"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is Diffusion2D-PT-D50N050, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r144-tall-171631143700214"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D50N050.tgz
mv Diffusion2D-PT-D50N050 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;